This is a very common weed in North America. The leaves are clubbed, similar to a geranium. The flowers have five petals and are white with little stripes of pink or blue. The seeds clusters look similar to little round cheese blocks. These blocks separate like a pizza into individual seeds. These 'cheesies' as they are know by many, can be eaten while they are young and green, although they don't have much flavor.This pest causes problems by:It isn't toxic, it just takes over your lawn and garden if you let it.How to get rid of it:It is easily pulled out if you grab the taproot.